250XL Wiring
From DynonDocs
We do not have a 250XL here so we can't promise anything, but from looking at the manuals:
- 250XL J101 (37 pin) pin # 16 to HS34 Pin # 22 or 23
- 250XL J101 (37 pin) pin # 15 to HS34 Pin # 10 or 11
The 250XL does not have an ARINC-429 in, so there's only two wires.

